import { Link, useNavigate } from 'react-router-dom'
import { Card, Breadcrumb, Form, Button, Radio, DatePicker, Select, Popconfirm } from 'antd'

// 日期选择器汉化
import locale from 'antd/es/date-picker/locale/zh_CN'

// 导入资源
import { Table, Tag, Space } from 'antd'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'
import img404 from '@/assets/error.png'
import { useChannels } from '@/hooks/useChannels'
import { deleteArticleAPI, getArticleListAPI } from '@/apis/article'
import { useEffect, useState } from 'react'

const { Option } = Select
const { RangePicker } = DatePicker

const Article = () => {
  const navigate = useNavigate()

  // 定义状态枚举
  const status = {
    1: <Tag color="warning">待审核</Tag>,
    2: <Tag color="success">审核通过</Tag>
  }

  // 获取频道列表
  const { channelsList } = useChannels()
  const [ articleList, setArticleList ] = useState([])
  const [ totalCount, setTotalCount ] = useState(0)
  const [params, setParams] = useState({
    status: '',
    channel_id: '',
    begin_pubdate: '',
    end_pubdate: '',
    page: 1,
    per_page: 4,
  })

  // 获取文章列表
  useEffect(() => {
    const getArticleList = async () => {
      const res = await getArticleListAPI(params)
      setArticleList(res.data.results)
      setTotalCount(res.data.total_count)
    }
    getArticleList()
  }, [params])

  // 点击筛选按钮
  const onFinish = (value) => {
    const { channel_id, date, status } = value
    // 通过改变params的状态，使用副作用函数刷新文章列表
    setParams({
      ...params,
      status,
      channel_id,
      begin_pubdate: date ? date[0].format('YYYY-MM-DD') : '',
      end_pubdate: date ? date[1].format('YYYY-MM-DD') : '',
    })
  }

  // 点击了分页
  const onPageChange = (value) => {
    setParams({
      ...params,
      page: value
    })
  }

  // 点击了删除
  const onConfirm = async (id) => {
    await deleteArticleAPI(id)
    setParams({
      ...params
    })
  }

  // 准备列数据
  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: cover => {
        return <img src={cover.images[0] || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      render: data => status[data]
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate'
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button type="primary" shape="circle" icon={<EditOutlined />} onClick={() => navigate(`/publish?id=${data.id}`)} />
            <Popconfirm
              title="提示"
              description="确定删除这条文章吗？"
              onConfirm={() => onConfirm(data.id)}
              okText="确定"
              cancelText="取消"
            >
              <Button
                type="primary"
                danger
                shape="circle"
                icon={<DeleteOutlined />}
              />
            </Popconfirm>
          </Space>
        )
      }
    }
  ]
  // 准备表格body数据
  const data = [
    {
      id: '8218',
      comment_count: 0,
      cover: {
        images: [],
      },
      like_count: 0,
      pubdate: '2019-03-11 09:00:00',
      read_count: 2,
      status: 2,
      title: 'wkwebview离线化加载h5资源解决方案'
    }
  ]

  return (
    <div>
      {/* 筛选搜索部分 */}
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: '文章列表' },
          ]} />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: '' }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={''}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={2}>审核通过</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              style={{ width: 120 }}
            >
              {
                channelsList.map((item) => (
                  <Option key={item.id} value={item.id}>{item.name}</Option>
                ))
              }
            </Select>
          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      {/* 表格部分 */}
      <Card title={`根据筛选条件共查询到${totalCount}条结果：`}>
        <Table rowKey="id" columns={columns} dataSource={articleList} pagination={{
          pageSize: params.per_page,
          total: totalCount,
          onChange: onPageChange,
        }} />
      </Card>
    </div>
  )
}

export default Article